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Aaaaaaaaaaaaaa rock exa maaaafelsic

Date post: 10-May-2015
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Felsic white mica" (muscovite • Quart • K –feldspar • biotite
Transcript
Page 1: Aaaaaaaaaaaaaa rock exa maaaafelsic

Felsic

• white mica" (muscovite• Quart • K –feldspar• biotite

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1. Microcline(K-Feldspar)

• Microcline(K-Feldspar)

Page 3: Aaaaaaaaaaaaaa rock exa maaaafelsic

j5--2. Milky quartz sample

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Page 6: Aaaaaaaaaaaaaa rock exa maaaafelsic

mafic

• Albite (plagioclase feldspar • Olivine• Augite --Pyroxene• . Hornblende -amphilbole

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mafic--. Albite (plagioclase feldspar)

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mafic==. Hornblende (amphibole)

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mafic==. Augite (pyroxene)

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mafic===Olivine. Mg-rich olivine crystallizes from magma

Page 11: Aaaaaaaaaaaaaa rock exa maaaafelsic

TO THE LEFT

• GRANITE PEGAMATITE• RYOLITE PEGAMATITE• PORPHRITIC GRANITE• PORPHRITIC RYOLITE – OBSIDIAN– PUMICE

• RYOLITE TUFT


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